Sigmatropic rearrangement
[化] σ迁移重排; σ移位重排
🗣️ 情景例句
They mean long life. I remember you liked the calligraphy at the Palace Museum.
长命百岁。我记得上次去故宫,你特别喜欢书法。
Eat to live, but not live to eat.
吃饭是为了生存,但生存不是为了吃饭。
Excuse me! Are you Mr. Green?
请问,您是格林先生吗?
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